Unassembled door knocker unit



FIG. 1 is a front elevational view of an unassembled door knocker unit showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an enlarged side elevational view taken from the right of FIG. 1; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for an unassembled door knocker unit, as shown. 